2019

6.2

1979

6.0

2021

6.2

2020

6.4

2023

7.0

2018

4.6

1965

7.2

2017

5.2

2022

4.5

1993

6.3

2015

7.4

2024

6.9

2016

7.2

2005

8.3

2018

6.8

1955

7.3

1968

7.3

2019

7.1

2009

8.8

1981

6.0